Airmar P319 Plastic Thru Hull Depth Temperature Transducer - 600W- 50/200kHz - Requires Mix Match Cable [P319-DT-MM]P319 Plastic Thru Hull Depth & Temperature Transducer 600W 50 200kHz Requires Mix & Match Cable Airmars entry level P319 features a single, 50 200 kHz, dual frequency, ceramic element in a low profile, plastic housing. The nearly flush design minimizes drag with only 5 mm (3 16") extending outside of the hull. Features: Requires Mix & Match Cable for the Fishfinder Unit Cable Length 2M Deadrise Range: Best performance through 7. Can accommodate up to